Cost / License
- Free
- Open Source (BSD-3-Clause)
Alerts
- Discontinued
Platforms
- Mac
- Linux

One of the most popular alternatives to Okular is SumatraPDF, which is free and open source. Other popular alternatives are Foxit PDF Reader, LibreOffice - Draw, KOReader and Evince. PDF Readers like Okular are a crowded field, with more than 100 alternatives for Windows, Mac, Android, Linux and iPhone.





eBook reader and library manager designed for macOS and iOS supporting EPUB, PDF, MOBI, AZW, AZW3, KEPUB, and CBZ formats, customizable fonts and themes, privacy-focused local or iCloud data, automatic sync, and 100,000+ free public domain books.




An attorney who deals with a lot of PDFs set himself with the task of finding a way to preview the PDFs in Windows Explorer (much like Cover Flow view already does in Mac OS X) without actually opening them.

eBook reader for DRM-free EPUBs with high fidelity rendering, customizable layouts, annotation tools, AI-powered book insights, intelligent search, versatile library management, cross-platform sync, metadata editing, and sharing features for enhanced reading comfort.







A next-generation iOS viewer app for self-scanned manga and books with AI-powered organization, cloud storage support, and NAS streaming.



Lokaltools is a privacy-first, browser-based toolkit with 100+ tools across 8 categories. Everything runs entirely in your browser using WebAssembly — no files are ever uploaded to a server, no account is required, and nothing ever leaves your device.





Nomad Reader is small and fancy application designed for convenient epub and fb2 books reading. The program runs on Android 1.5-3.1, supports images, styles, internal and external fonts and many other features.

Merge PDF is a user friendly PDF Reader. It is fully compatible with PDF file formats. It is a great value in comparison to other PDF Readers. It is part of Merge Soft Office. Now, Merge Soft Office is built on true 64-bit technology and it is being developed in 32-bit as well...



